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cs.CL2025
Teaching Language Models to Faithfully Express their Uncertainty
Bryan Eikema, Evgenia Ilia, José G. C. de Souza +2
Large language models (LLMs) often miscommunicate their uncertainty: repeated queries can produce divergent answers, yet generated responses are typically unhedged or hedged in way…
cs.CL2024
Variability Need Not Imply Error: The Case of Adequate but Semantically Distinct Responses
Evgenia Ilia, Wilker Aziz
With the broader use of language models (LMs) comes the need to estimate their ability to respond reliably to prompts (e.g., are generated responses likely to be correct?). Uncerta…
cs.CL2024
Predict the Next Word: Humans exhibit uncertainty in this task and language models _____
Evgenia Ilia, Wilker Aziz
Language models (LMs) are statistical models trained to assign probability to human-generated text. As such, it is reasonable to question whether they approximate linguistic variab…